Pittsburgh 4, Buffalo 1

'Pittsburgh went 2-for-5 with the man advantage on Friday and improved its power-play percentage to 32.7 (37-for-113). By contrast, Buffalo entered the contest ranked 30th with the man advantage at 10.4 percent. The Sabres failed to convert its five power-play opportunities against the Penguins and are 0-for-19 in the last four games.'